12. Schule (Gymnasium) - 10Y12

Gymnasium (academic secondary) · Hellersdorf

public10Y12

Students

276

School year 2025/26

Teachers

12.5 students per teacher

Lesson balancei

+60.2 h

lesson surplus

Absence ratei

—

Key facts

School type

Gymnasium (academic secondary)

Operator

public

District

Hellersdorf

Contact

Address

Erich-Kästner-Str. 52, 12619 Berlin

Phone

+49 30 30323310

10Y12@10Y12.schule.berlin.de

Website

adw.berlin

Location

📍 Google Maps 👁 Street View 🛰 Mapillary

Student body 2025/26

Total

276

NDH sharei

12.7 %

Trend (Schüler:innen pro Jahr)

Jahrgangsstufe	Schülerinnen	Schüler	Insgesamt
Jahrgangsstufe 07	86	74	160
Jahrgangsstufe 08	57	59	116

Student bodyi2025/26

Staatsangehörigkeit (Region)

Deutschland	252
Europa (ohne Deutschland)	14
Afrika	1
Asien	9

Wohnorte (Top 6)

Marzahn-Hellersdorf	270
Lichtenberg	3
Mitte	1
Neukölln	1
Kreis Barnim	1

Lesson supplyi11/1/2025

Lesson demand

374,3 h

Teacher supply

434,5 h

Balance

+60,2 h

Leadership postsi

Schulleiter/in	Gerlind Fischer
ständ. Vertreter/in der Schulleitung	Jacob Rösler
FBL Mathematik	Arnd Seeger
FL Deutsch	Martin Hatzius
FL Informatik	René Eichhardt

Key facts

Contact

Student body 2025/26

Student bodyiNon-German first language: share of students whose family mainly speaks a language other than German. Reference for academic-language and language-support needs.Source: Berlin Schulverzeichnis · Students by NDH2025/26

Lesson supplyiAllocated vs. actually delivered teacher hours per week. The balance figure is the difference (shortage or surplus).Source: Berlin Schulverzeichnis · Lesson supply11/1/2025

Leadership postsiLeadership and coordinator posts (e.g. deputy principal, department head, pedagogical coordination). Vacant function = unfilled post.Source: Berlin Schulverzeichnis · Leadership posts

Student bodyi2025/26

Lesson supplyi11/1/2025

Leadership postsi